Gengsheng (Jeff) Qin
Professor of Statistics
Contact Information:
Department of Mathematics and Statistics
25 Park Place
Georgia State University
Atlanta, Georgia 30303-3083, USA
Email: gqin@gsu.edu
Gengsheng (Jeff) Qin
Professor of Statistics
Contact Information:
Department of Mathematics and Statistics
25 Park Place
Georgia State University
Atlanta, Georgia 30303-3083, USA
Email: gqin@gsu.edu
Research Interests
Statistical methods in diagnostic medicine and biological research
Survival analysis
Bootstrap and empirical likelihood methods
Non-parametric and semi-parametric regression
Discrete data analysis
Empirical process and its applications in statistics
Edgeworth expansion and saddlepoint approximation
Time series
Appointments
08/2013- present Professor, Department of Mathematics and Statistics, Georgia State University, USA
08/2007- 08/2013 Associate Professor, Department of Mathematics and Statistics, Georgia State University, USA
08/2001-08/2007 Assistant Professor, Department of Mathematics and Statistics, Georgia State University, USA
11/1994-12/1996 Associate Professor (with tenure), Department of Mathematics, Sichuan University, Chengdu, China
09/1992-11/1994 Assistant Professor, Department of Mathematics, Sichuan University, Chengdu, China
07/1983-09/1989 Lecturer, Department of Mathematics, Sichuan University, Chengdu, China
Recent Publications (See CV for Full List)
Hai, Y., Shi, S., Qin, G.S. (2023). Bayesian and influence function-based empirical likelihoods for inference of sensitivity to the early diseased stage in diagnostic tests. Biometrical Journal. 65(3):e2200021. doi: 10.1002/bimj.202200021.
Huang, Z., Qin, G.S. (2022). Influence function‑based confidence intervals for the Kendall rank correlation coefficient. Computational Statistics. https://doi.org/10.1007/s00180-022-01267-8
Ghimire, H., Viennois, E., Hu, X. J., Qin, G.S., Merlin, D., and Perera, A. G. U. (2022). Infrared spectrometric biomarkers for ulcerative colitis screening using human serum samples. Journal of Biophotonics. 15(6):e202100307. doi: 10.1002/jbio.202100307
Su, Q., Qin, Z., Peng, L., Qin, G.S. (2021). Efficiently backtesting conditional value-at-risk and conditional expected shortfall. Journal of the American Statistical Association. 116: 2041-2052.
Hu, X. J., Li, C. X., Chen, J. Y., Qin, G.S. (2021), Confidence intervals for the Youden index in the presence of covariates. Journal of Biopharmaceutical Statistics. 31: 251–272.
Wei, G.H., Qin, G.S. (2021), Empirical likelihood-based inferences for median medical cost regression models with censored data. Journal of Biopharmaceutical Statistics. 31: 216-232.
Hai, Y., Qin, G.S. (2020). Direct Estimation of the Area Under the Receiver Operating Characteristic Curve with Verification Biased Data. Statistics in Medicine. 39: 4789-4820.
Hai, Y., Min, X., Qin, G.S. (2020). Bayesian and influence function based empirical likelihoods for inference of sensitivity in diagnostic tests. Statistical Methods in Medical Research. 29:3457-3491.
Shi, Y., Liu, B., Qin, G.S. (2020), Influence function-based empirical likelihood and generalized confidence intervals for Lorenz curve. Statistical Methods and Applications 29:427-446.
Ghimire, H., Garlapati, C., Janssen, E. A. M, Krishnamurti, Uma, Qin, G.S., Aneja, R., Perera, A. G. U. (2020). Protein conformational changes in breast cancer sera using infrared spectroscopic analysis. Cancers 12(7): 1708. https://doi.org/10.3390/cancers12071708
Ghimire, H., Hu, X. J., Qin, G.S., Perera, A. G. U. (2020). Optimizing infrared spectral discrimination to enhance disease diagnostics: Monitoring the signature of anti-TNFα therapy in inflammatory bowel diseases. Biomedical Optics Express 11(8): 4679-4694
Jeyarajah, J., Wei, G.H., Qin, G.S. (2020). Influence function based empirical likelihood for inference of quantile medical costs with censored data. Statistical Methods in Medical Research. 29: 1913-1934.
Hu, X. J., Jung, A. and Qin, G.S. (2020). Interval estimation for the correlation coefficient. American Statistician. 74: 29-36.
Education
PhD in Statistics (1999). The Hong Kong University of Science and Technology
Master of Science in Statistics. Sichuan University
Bachelor of Science in Mathematics. Lanzhou University
Teaching
Georgia State University
Math 1070: Elementary Statistics
Math 4544/6544: Biostatistics
Biol 4744/6744: Biostatistics
Math 4751/6751: Mathematical Statistics (I)
Math 4752/6752: Mathematical Statistics (II)
Stat 7010: Biostatistics for Public Health
Stat 8440: Survival Analysis
Stat 8540 Advanced Methods in Biostatistics
Stat 8581: Statistical Theory I
Stat 8680: Applied Nonparametric Methods
Stat 8630: Experimental Designs
Stat 8760: Sample Surveys
Stat 8693: Statistical Internship
Stat 8820: Research
Stat 8999: Thesis Research
Stat 9999: Dissertation Research